MCQ
Which of the following are not analogous organs
- AFins of fishes and flippers of whales
- BStings of honey bee and scorpion
- CThorn of bougainvillae and tendril of Cucurbita
- DWings of insect and wings of pterodactyly
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Column $A$ Column $B$
(i) Oncogenes (1)Causes $AIDS$
(ii) Single circular $DNA$ (2)Lac-Operon concept
(iii) Splicing (3) Component of bacterial chromosome
(iv) Jacob and Monad (4) Processing of $mRNA$ molecules
(5) When activated cause cancer
$(i) (ii) (iii) (iv)$ respectively